2 × 5 × 13 × 20323

Prime Factor Structure

Factorization String 2 × 5 × 13 × 20323

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 5,121,648

Proper Divisor Sum 2,479,658

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #2641949 ← → #2641993

1 2 5 10 13 26 65 130 20,323 40,646 101,615 203,230 264,199 528,398 1,320,995 2,641,990

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

2,641,990 1,320,995 3,962,986 1,981,493 5,944,480 2,972,240 1,486,120 743,060 371,530 185,765 557,296 278,648 139,324 69,662 34,831 104,494 52,247 156,742 78,371 235,114 117,557 352,672 176,336 88,168 44,084 22,042 11,021 33,064 16,532 8,266 4,133 12,400 6,200 3,100 1,550 775 2,326 1,163 3,490 1,745 5,236 2,618 1,309 3,928 1,964 982 491 1,474 737 2,212 1,106 553 1,660 830 415 1,246 623 1,870 935 2,806

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